package hjnu.dao.impl;

import hjnu.User;
import hjnu.dao.Userdao;

import java.util.List;

public class UserDaoImpl implements Userdao {
    @Override
    public boolean adduser(User user) {
        return false;
    }

    @Override
    public boolean deleteUserById(int id) {
        return false;
    }

    @Override
    public boolean updateUserById(User user) {
        return false;
    }

    @Override
    public User queryUserByUserNameAndPassword(String username, String password) {
        return null;
    }

    @Override
    public List<User> getAll() {
        return null;
    }
}
